Infinite Periodic Solutions to a Class of Second Order Nonlinear Neutral Delay

feng_yf18143 22 0 PDF 2020-07-19 15:07:02

一类中立型泛函微分方程的无穷多个周期解,徐远通,舒小保,本文利用不变群指标和变分原理得出了一类中立型泛函微分方程存在无穷多个周期解。

Infinite  Periodic Solutions to a Class of Second Order Nonlinear Neutral Delay

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